ROTARY SWITCHES FOR BATTERY SELECTION SMOOTH CONTROL FOR CHARGING CURRENT SETTING (AUTOMATIC SELECTION OF BATTERIES CAN ALSO BE MADE THRU MICRO CONTROLLER CIRCUIT AS PER CUSTOMER REQUEST @ EXTRA COST) ELECTRONIC PROTECTIONS FOR WRONG POLARITY IMPROPER CONNECTIONS DIGITAL AMMETER DIGITAL VOLTMETER MADE OF SHEET STEEL FABRICATED IN CNC MACHINE POWDER COATED. FOR DESIGHNED AUTOMOBILE, TRACTION, MATERIAL HANDLING, SUB STATION, UPS BATTERIES